Windows Longhorn build 4045
| Build of Windows Longhorn | |
 | |
| OS family | Windows NT |
|---|---|
| Version number | 6.0 |
| Build number | 4045 |
| Build lab | main |
| Compiled on | 2003-09 |
Windows Longhorn build 4045 is an unleaked build of Windows Longhorn. This build was demonstrated during the "Avalon" Graphics and Media (Part 1): Overview of the Windows "Longhorn" Graphics and Media Revolution session at the PDC 2003 conference. A build tag is shown, but it's too blurry to read.